Element block pseudo-element :after generated with transition float none width 160px z-index auto margin 0px display block position static padding 20px transform box-sizing content-box font-size 16px border 0px rgba(0,0,0,1) solid font-weight normal text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default background border-radius line-height 1 overflow hidden height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3)